Table 2.

Spearman correlation coefficients (P value) between As exposure and histone marks by gender

wAsUrinary Asa
TotalFemalesMalesP valuebTotalFemalesMalesP valueb
H3K18ac0.08−0.220.270.140.11−0.210.490.03
(0.62)(0.36)(0.24)(0.50)(0.37)(0.03)
H3K27ac0.07−0.440.290.02−0.009−0.480.360.009
(0.65)(0.05)(0.21)(0.96)(0.03)(0.12)
H3K27me30.060.50−0.340.0090.130.45−0.420.007
(0.72)(0.03)(0.14)(0.44)(0.04)(0.06)
H3K4me3−0.040.45−0.440.0050.190.39−0.180.08
(0.81)(0.05)(0.05)(0.23)(0.09)(0.44)
H3K9ac−0.40−0.44−0.400.89−0.47−0.63−0.250.16
(0.01)(0.05)(0.08)(0.002)(0.003)(0.28)
H3K9me20.270.170.270.760.360.120.520.18
(0.10)(0.49)(0.25)(0.02)(0.61)(0.02)
  • aUrinary As adjusted for uCr using the residual method.

  • bP value for the test of difference by gender.